PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3303Crowfoot Attachment,socket Wrenc

Wta Tool Llc · NSN 5120-00-184-8403 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-184-8403 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-184-8403. Primary manufacturer part number: 3303.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 CLASS
  • Surface Treatment: CHROMIUM OVERALL
  • Specification/standard Data: 05047-ASME B107.100/B107.21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-00-184-8403, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wta Tool Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-184-8403
Primary Part Number3303
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWta Tool Llc
StatusACTIVE
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Nondefinitive Spec/std Data2 TYPE AND 1 CLASS
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data05047-ASME B107.100/B107.21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Wrenching Surface Size0.938 INCHES NOMINAL SINGLE END IN
Style DesignatorOPEN END CAMBER
Head Thickness0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-236-2261 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
6105-01-056-7511J214724 INTERCHANGEABLE
Coupling,motor
Jered Llc
5120-01-335-1100FC30B INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
3303 Wta Tool Llc (USA)
B107.100 The American Society of Mechanical Engineers (USA)
3303 Granco Industries Inc (USA)
B107.21 The American Society of Mechanical Engineers (USA)
J-35157 Bosch Automotive Service Solutions Inc. (USA)
B107.21 TY2CL1 General Services Administration Federal Supply Service (USA)
FC30 Snap on Uk Holdings Ltd T/a Snap on Tools (GBR)
GGG-C-1507 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-C-1507 TY2 General Services Administration Federal Supply Service (USA)
B107.21 TY2CL2STB General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-236-2261INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
6105-01-056-7511INTERCHANGEABLE
COUPLING,MOTOR
J214724
5120-01-335-1100INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
FC30B

Frequently Asked Questions

What is NSN 5120-00-184-8403?

NSN 5120-00-184-8403 is a Crowfoot Attachment,socket Wrenc, manufactured by Wta Tool Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-184-8403?

NSN 5120-00-184-8403 has 10 cross-referenced part numbers: 3303 (Wta Tool Llc), B107.100 (The American Society of Mechanical Engineers), 3303 (Granco Industries Inc), B107.21 (The American Society of Mechanical Engineers), J-35157 (Bosch Automotive Service Solutions Inc.) and 5 more.

What NSN replaces 5120-00-184-8403?

There are 3 known substitutes for 5120-00-184-8403: 5120-00-236-2261, 6105-01-056-7511, 5120-01-335-1100. Verify interchangeability with system specifications before substitution.

What are the specifications of 3303?

Key specifications for 3303: Overall Width: 1.624 INCHES NOMINAL IN; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Nondefinitive Spec/std Data: 2 TYPE AND 1 CLASS. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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